The activity of the imagination sets the occurrence of creative attitudes. This suggests updating certain needs and aspirations they be materialized. Imagination is an universal capability that provides subjectivation of the objective and vice versa. Through the act of imagination new, non-existent object forms are created. Imagination arises in historically established activities and serve these types of activities. It is a form of expression of the creative.
The Shepard's methodology of three-dimensional figures explores an important quality of spatial imaging - its dynamics, i.e. possibility to arbitrarily vary the spatial arrangement of the figures. This operation with the image of the object is particularly characteristic of spatial imagination - property of great importance in technical thinking. The methodology of Shepherd comparison between the two bodies of each pair is impossible, if not performed mentally displacement and / or rotation of either of the figures.